<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>自体发光</title>
    <style>
        body {
            background-color: #666;
            margin: 10px auto;
            font-size: 50px;
            font-weight: bold;
        }

        .demo1 {
            color: #ffffff;
            text-shadow: 0px 0px 20px #f00;
        }

        .demo2 {
            color: #000;
            text-shadow: 0px 1px 1px #fff;
        }

        .demo3 {
            color: #fff;
            text-shadow: 1px 1px rgba(197, 223, 248, 0.8),
                2px 2px rgba(197, 223, 248, 0.8),
                3px 3px rgba(197, 223, 248, 0.8),
                4px 4px rgba(197, 223, 248, 0.8),
                5px 5px rgba(197, 223, 248, 0.8),
                6px 6px rgba(197, 223, 248, 0.8),
                7px 7px rgba(197, 223, 248, 0.8),
                8px 8px rgba(197, 223, 248, 0.8),
        }

        .ellipse {
            width: 250px;
            height: 150px;
            margin: 50px;
            background: #FFD900;
            border-radius: 50% / 50%;
        }
    </style>
</head>

<body>
    <div class="demo1">believe</div>
    <div class="demo2"> APPLE STYLE </div>
    <div class="demo3"> 3D TEXT</div>
    <div class="ellipse"></div>
</body>

</html>